$color:#fff !default;
$bg-color:#333 !default;
$padding:5px 9px !default;
$radius:4px !default;
$content-size:14px !default;
$transition:.3s ease !default;
$scale-size:0.5 !default;
$perspective:500px !default;
$perspective-translate:8px !default;
$perspective-rotate:60deg !default;